Word+Study

http://classroomcopilot.com/main/spellings-got-talent-prefix (practice using the prefix -dis -un or -mis)

http://www.superteachertools.com/jeopardy/usergames/Jan201101/game1294405923.php (jeopardy game for prefixes)

http://www.sadlier-oxford.com/phonics/5_6/fishtanks1/fishtanks1.htm (prefix jelly fish game)